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Forum Posts

itzelchavarria
by New Contributor
  • 855 Views
  • 1 replies
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Summit 2024

The keynote has been my favorite sesión so dar! Really excited to keep learning!

  • 855 Views
  • 1 replies
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Latest Reply
TaraKeshwari
New Contributor II
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Great Experience at Data+AI Summit 2024, SFO

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rameshkumar610
by New Contributor
  • 959 Views
  • 0 replies
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S60 Eliminate SPN secrets - Connect Azure Databricks to ADLS Gen2 , Gen1 via custom AD token

Hi Team,In Azure Databricks, we currently use Service Principal when creating Mount Points to Azure storage ( ADLS Gen1, ADLS Gen 2 and Azure Blob Storage).As part of S360 action to eliminate SPN secrets, we were asked to move to SPN+certificate / MS...

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derek_s
by New Contributor
  • 731 Views
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Field mapping

What’s a good way to map ddiiferent datasets all to a standard set of variables. For example in table 1 there is an ‘user_number’ field. And table 2 has the same field but it’s labeled ‘user_id’. They are both the same, and I want to plug both into a...

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Yogic24
by Valued Contributor II
  • 2013 Views
  • 2 replies
  • 1 kudos

Resolved! Regarding Certification renewal process

hi team,Anyone can guide me for certification renewal process?  

  • 2013 Views
  • 2 replies
  • 1 kudos
Latest Reply
daniel_sahal
Databricks MVP
  • 1 kudos

@Yogic24 It's in certification FAQ. https://www.databricks.com/learn/certification/faq#certificationsTo recertify, you will need to take the full current live exam.

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mh-hsn
by New Contributor III
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  • 0 replies
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Inconsistent behavior while loading pickle file

I have a pickle file "vectorizer.pkl" and I am currently facing an inconsistent behavior when trying to load that file. Sometimes it gets loaded successfully and sometimes I face an error. Here is how I am trying to load the file:from joblib import l...

Get Started Discussions
datascience
machine learning
pickle
python
  • 2750 Views
  • 0 replies
  • 0 kudos
mh-hsn
by New Contributor III
  • 9581 Views
  • 5 replies
  • 8 kudos

python multiprocessing hangs at map on one cluster but works fine on another

I have a simple python script which have been running fine on my cluster but recently the same script gets stuck at map. So I tried creating a new cluster with less resources and tried to run the same script over that and it ran just fine.Here are th...

Get Started Discussions
datascience
machine learning
MAP
multiprocessing
python
  • 9581 Views
  • 5 replies
  • 8 kudos
Latest Reply
jacovangelder
Databricks MVP
  • 8 kudos

I agree with @raphaelblg. Most likely you're running out of memory. Multiprocessing or threadpools unfortunately do not benefit from extra workers as they only run on your driver node. This is very annoying and not a very known fact. Spark driver als...

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